Multiple Choice Quiz


1	A caveat on logistic growth models is:
		A)	b - d seldom equals r
		B)	the environment is always changing, so K isn’t a constant
		C)	only small populations fit the curve
		D)	the rate of increase is not proportional to N


2	The percentage of human population located in North America is:
		A)	2
		B)	8
		C)	15
		D)	22


3	The global pattern of human population is:
		A)	regular
		B)	clumped
		C)	random
		D)	sloped


4	Which terms match?
		A)	small organisms, high r
		B)	large organisms, high r
		C)	small organisms, low r
		D)	large organisms, low r


5	A density-dependent factor is typically:
		A)	altitudinal
		B)	biotic
		C)	latitudinal
		D)	abiotic


6	The current N for humans is:
		A)	4 million
		B)	4 billion
		C)	6 billion
		D)	80 billion


7	True or False: Due to current whaling practices in the United States, California grey whales are becoming endangered.
		A)	True
		B)	False


8	True or False: A logistic model recognizes environmental limitations
		A)	True
		B)	False


9	True or False: An r = 1.0 indicates stability in population size.
		A)	True
		B)	False


10	True or False: Competion from a second species with population size N² would decrease dN¹/dt.
		A)	True
		B)	False

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